:root {
  color-scheme: light;
  --ink: #171713;
  --paper: #f8f6f2;
  --cloud: #efede8;
  --mocha: #aa8d74;
  --muted: #6f6a61;
  --line: #d9d4cc;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--cloud);
  font: 16px/1.65 Inter, ui-sans-serif, system-ui, sans-serif;
}

a { color: inherit; }

.site-shell {
  width: min(920px, calc(100% - 40px));
  margin: 0 auto;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-weight: 650;
  letter-spacing: 0.02em;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 50%;
  color: var(--paper);
  background: var(--ink);
  font: 600 14px Georgia, serif;
}

nav { display: flex; gap: 18px; font-size: 0.85rem; }

main {
  margin: 64px 0;
  padding: clamp(28px, 6vw, 70px);
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--paper);
}

.eyebrow {
  color: var(--mocha);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1, h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  letter-spacing: -0.025em;
}

h1 { max-width: 720px; margin: 12px 0 24px; font-size: clamp(2.5rem, 7vw, 5rem); line-height: 0.98; }
h2 { margin-top: 42px; font-size: 1.7rem; }
p, li { max-width: 720px; color: var(--muted); }
.lead { font-size: 1.15rem; }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 42px;
}

.feature-grid article {
  min-height: 170px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 12px;
}

.feature-grid strong { display: block; margin-bottom: 10px; }
.feature-grid p { margin: 0; font-size: 0.86rem; }

footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 0 0 36px;
  color: var(--muted);
  font-size: 0.76rem;
}

@media (max-width: 700px) {
  header, footer { align-items: flex-start; flex-direction: column; }
  .feature-grid { grid-template-columns: 1fr; }
}